solar system: 1.Stabilization and dependability 2.energy-saving and economical ... , Satellite TV Receivers, Refrigeratory, Washing machine, Rice cooker, Air-condition, Water Pump,etc.) , home or office equipments ( Printer, Electrograph,etc.) Tour ... 3).quiet and environmental protection 3. Warranty and life span: Solar panel :25 years life span, 10 years warranty; battery 12v ...